J X 4-3/8" QD Bushing filter_H35B28 160R20H sprockets are bored to

160R20H sprockets are bored to accept a R2 type taper bushing

50A72 sprockets with a stock bore comes with a 15/16" inside diameter plain hole and can be easily machine bored to custom sizes

UEFT210-32 Bearing Dimensions

35H20 Sprocket Dimensions:

This 160A60 sprocket is a durable

J X 4-3/8" QD Bushing filter_H35B28 160R20H sprockets are bored toThis J bushing with a 4 3 8" bore is a high quality, extremely durable, and high precision product that is manufactured out of solid steel. What really sets these J QD type bushings apart is the extensive quality control procedure that is done to ensure you receive a consistent and premium product. J bushings are found in a wide range of applications and are most commonly used with sprockets, pulleys, sheaves, and more! What sets USA Roller Chain &